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Space archaeologist and National Geographic Fellow Sarah Parcak is using cutting-edge technology in the sky to unearth underground secrets from ancient Roman civilizations. But it was her initial failures that led to some of Parcak's most remarkable finds.
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About Nat Geo Live (National Geographic Live):
Thought-provoking presentations by today's leading explorers, scientists, and photographers.

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About National Geographic:
National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible.

The National Geographic Live series brings thought-provoking presentations by today’s leading explorers, scientists, photographers, and performing artists right to you. Each presentation is filmed in front of a live audience at National Geographic headquarters in Washington, D.C. New clips air every Monday.